Combined electronic clock and perpetual calendar



FIG. 1 is a perspective view of the present design;

FIG. 2 is a top view of the present design;

FIG. 3 is a front view of the present design;

FIG. 4 is a side view of the present design;

FIG. 5 is a rear view of the present design;

FIG. 6 is a bottom view of the present design; 

The ornamental design for a combined electronic clock and perpetual calendar, as shown and described. 